/*========================================================================
Name: 取得最后发生的error msg.
==========================================================================*/
CString CDBAccess::GetLastErrorText()
{
ASSERT(m_pConnection != NULL);
CString strErrors = "";
try
{
if (m_pConnection != NULL)
{
ErrorsPtr pErrors = m_pConnection->Errors;
CString strError;
for (long n = 0; n < pErrors->Count; n++)
{
ErrorPtr pError = pErrors->GetItem(n);
strError.Format(_T("Description: %s\r\nState: %s, Native: %d, Source: %s\r\n"),
(LPCTSTR)pError->Description,
(LPCTSTR)pError->SQLState,
pError->NativeError,
(LPCTSTR)pError->Source);
strErrors += strError;
}
}
return strErrors;
}
catch (_com_error e)
{
TRACE(_T("Warning: GetLastError function error. error msg: %s; file: %s; row: %d\n"), e.ErrorMessage(), __FILE__, __LINE__);
return strErrors;
}
return strErrors;
}
CString CAdoCommand::GetLastError()
{
ASSERT(m_pConnection != NULL);
CString strError="";
try
{
if (m_pConnection != NULL)
{
ErrorsPtr pErrors = m_pConnection->GetErrors();
if (pErrors->Count > 0)
{
ErrorPtr pError = pErrors->GetItem((long)(pErrors->Count - 1));
strError.Format("%s",(LPCTSTR)pError->SQLState);
return strError;
}
}
}
catch (_com_error e)
{
TRACE(_T("Warning: GetLastError 方法发生异常. 错误信息: %s; 文件: %s; 行: %d\n"), e.ErrorMessage(), __FILE__, __LINE__);
}
catch(...)
{
}
return "获取错误信息时异常";
}
ErrorPtr CAdoConnection::GetError(long index)
{
ASSERT(m_pConnection != NULL);
try
{
if (m_pConnection != NULL)
{
ErrorsPtr pErrors = m_pConnection->Errors;
if (index >= 0 && index < pErrors->Count)
{
return pErrors->GetItem(_variant_t(index));
}
}
return NULL;
}
catch (_com_error e)
{
TRACE(_T("Warning: GetError 方法发生异常. 错误信息: %s; 文件: %s; 行: %d\n"), e.ErrorMessage(), __FILE__, __LINE__);
return NULL;
}
return NULL;
}